This Harry and Draco photo contains
business suit, suit, suit of clothes, dress suit, full dress, tailcoat, tail coat, tails, white tie, and white tie and tails.
There might also be
slack suit, two piece, two piece suit, lounge suit, and single breasted suit.
Harry watches Draco from a distance, wanting to do or say something to let him know how he feels but waiting for Draco to give him a sign first that he feels the same way.